Measure concentrate and water to mix a spray tank.
The amount of concentrate in a tank is proportional to the ratio of the desired spray strength to the concentrate strength. A wrong concentrate-to-water ratio either does nothing or damages plants, so scale from the label percentage rather than guessing.
Pesticide Dilution
Concentrate = tank x target% ÷ concentrate%; rest is water
Concentrate = tank x target% ÷ concentrate%; rest is water The amount of concentrate in a tank is proportional to the ratio of the desired spray strength to the concentrate strength.
A wrong concentrate-to-water ratio either does nothing or damages plants, so scale from the label percentage rather than guessing.
This calculator takes 3 inputs: Tank volume, Concentrate strength, Desired spray strength. The pre-filled defaults are a realistic starting point — replace them with figures from your own environment for a result you can act on.